Features: This human nasal cavity anatomy model is three times life size, which is used by medical students, doctors, practitioners, chiropractors, orthopedic surgeons, etc. This anatomical nasal cavity model with removable parts, suitable for medical professional for patient education to show clients exactly how their body works and explain anatomy. Designed to replicate and show the real anatomical structure of human casal cavity parts. Advanced computer colorful painting, various colors are for distinguish different positions. Realistic human organs structure, easy to observe and view. Made from durable PVC material, good durability, corrosion resistant, lightweight, and has high strength, not easy to fade and deform. Non-smelly, non toxic, reusable. Widely used for hospital, doctors office, anatomy classroom, advanced student and clinicians, laboratories, school medical presentation, and scientific reaserch institutes, educational purposes only. Specifications: Material: PVC Size: Approx. 15x17x30cm/5.9x6.69x11.81in Color: As Picture Shown Weight: Approx. 1700g Package Includes: 1 Piece Human Nasal Cavity Anatomy Model note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!